3/8 inch Parabolic Flute HSS Drill Bit USAÂ
- Drill bit material: high speed steel
- Flute type: Parabolic drill bit
- 135 Degrees Split Point, Drilling Steel and Hard Metal
- Length 5″
- Twist 3″
- 3/8 inch: This is the diameter of the drill bit, measured in inches. It is equivalent to 9.525 mm.
- Parabolic Flute: This is the shape of the spiral grooves that run along the length of the drill bit. They are designed to remove chips and reduce friction and heat when drilling through hard or dense materials.
- HSS: This stands for high-speed steel, which is a type of alloy steel that can withstand high temperatures and resist wear and abrasion. It is suitable for drilling metal, wood, plastic, etc.
